--- title: "Waterloo to Busan cheap flights (ALO to PUS) - Expedia" description: "Cheap Flights from Waterloo (ALO) to Busan (PUS) start at for one-way and for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.com/lp/flights/alo/pus/waterloo-to-busan" language: en-US market: US currency: USD prices_as_of: 2026-11-15T17:21:00Z --- # Cheap Flights from Waterloo (ALO) to Busan (PUS) ![A coastal cityscape with high-rise buildings, a marina, and a forested island.](https://images.trvl-media.com/place/5461328/441617f7-1664-4074-ae9b-d0c2fce06462.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ## Popular airlines from Waterloo, IA (ALO-Waterloo Regional) to Gimhae Airport (PUS) [American Airlines](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) [United](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) [Southwest Airlines](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) [Delta](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) [Frontier Airlines](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) [JetBlue Airways](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}]) [Alaska Airlines](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:PUS,departure:11/29/2026TANYT&leg2=from:PUS,to:ALO,departure:12/6/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) Find the cheapest flights on Expedia from (ALO) to (PUS). Flight ticket prices change frequently based on availability and demand. We send price‑drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia for this route in the past 7 days starts at for travel on . ## Alternative airports near Busan Prices were available within the past 7 days. Prices and availability are subject to change. [Select flight to Daegu Intl. TAE.](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:TAE,departure:11/29/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Search flights [Select flight to Sacheon HIN.](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:HIN,departure:11/29/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Search flights [Select flight to Ulsan USN. Closest option available. Average driving time to city center is 30 minutes.](https://www.expedia.com/Flights-Search?leg1=from:ALO,to:USN,departure:11/29/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 30 min · Search flights ## Book with confidence ### Waterloo to Busan Flights #### The cheapest times to fly from Waterloo to Busan On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Waterloo to Busan are during the month of . You can find some of the cheapest flights from Waterloo to Busan with Expedia's search tool and vast selection of airlines. #### The best time to book a flight from Waterloo to Busan Sunday is one of the best days to book for cheap flights from Waterloo to Busan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. #### How to find cheap round-trip tickets from Waterloo to Busan Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Waterloo to Busan in 2026\. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Waterloo to Busan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Waterloo to Busan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. *\*Terms apply.* *Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages.* ## Frequently Asked Questions ### How much does a flight from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) cost? You can find cheap one-way flights and cheap return flights ALO to PUS with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ALO to PUS ticket fares go up or down. ### What is the cheapest month to fly from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? The cheapest month to fly from ALO to PUS is when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? Enter ALO to PUS and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### How do I find cheap flights from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? To find a cheap flight from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.com/why/price-tracking) and receive alerts when fares go up or down. ### What is the best time to fly from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### What is the earliest flight from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from ALO to PUS. To compare more early flights, use the "Early Morning" and "Morning" filters in your search. ### Can you fly business or first class from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? Select the "Business class" and "First class" filters when looking for ALO to PUS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip. ### How do I earn miles on a Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) flight with Expedia? It's easy to earn miles on a Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.com/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### Is it cheaper to buy a plane ticket from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) at the last minute? Typically, booking a last minute flight from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) flight and hotel package? Securing a Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) [Busan Vacation Packages](https://www.expedia.com/busan.d602043.destination-travel-guides) is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae)? If you booked your Waterloo, IA (ALO-Waterloo Regional) to Busan (PUS-Gimhae) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.com/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.com/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Waterloo, IA | | ------------------- | ---------------- | | Destination airport | Gimhae Airport | | Distance | 6,466 miles away | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Macau (MFM) to Busan (PUS)](https://www.expedia.com/lp/flights/mfm/pus/macau-to-busan) - [Flights from Tokyo (TYO) to Busan (PUS)](https://www.expedia.com/lp/flights/tyo/pus/tokyo-to-busan) - [Flights from Dubai (DXB) to Busan (PUS)](https://www.expedia.com/lp/flights/dxb/pus/dubai-to-busan) - [Flights from Osaka (KIX) to Busan (PUS)](https://www.expedia.com/lp/flights/kix/pus/osaka-to-busan) - [Flights from Baltimore (BWI) to Busan (PUS)](https://www.expedia.com/lp/flights/bwi/pus/baltimore-to-busan) - [Flights from Jeju (CJU) to Busan (PUS)](https://www.expedia.com/lp/flights/cju/pus/jeju-to-busan) - [Flights from Tokyo (NRT) to Busan (PUS)](https://www.expedia.com/lp/flights/nrt/pus/tokyo-to-busan) - [Flights from Lahore (LHE) to Busan (PUS)](https://www.expedia.com/lp/flights/lhe/pus/lahore-to-busan) - [Flights from San Antonio (SAT) to Busan (PUS)](https://www.expedia.com/lp/flights/sat/pus/san-antonio-to-busan) - [Flights from Charlotte (CLT) to Busan (PUS)](https://www.expedia.com/lp/flights/clt/pus/charlotte-to-busan) - [Flights from Seoul (GMP) to Busan (PUS)](https://www.expedia.com/lp/flights/gmp/pus/seoul-to-busan) - [Flights from Albuquerque (ABQ) to Busan (PUS)](https://www.expedia.com/lp/flights/abq/pus/albuquerque-to-busan) - [Flights from Columbus (CMH) to Busan (PUS)](https://www.expedia.com/lp/flights/cmh/pus/columbus-to-busan) - [Flights from Houston (IAH) to Busan (PUS)](https://www.expedia.com/lp/flights/iah/pus/houston-to-busan) - [Flights from Guangzhou (CAN) to Busan (PUS)](https://www.expedia.com/lp/flights/can/pus/guangzhou-to-busan) - [Flights from Yangon (RGN) to Busan (PUS)](https://www.expedia.com/lp/flights/rgn/pus/yangon-to-busan) - [Flights from San Diego (SAN) to Busan (PUS)](https://www.expedia.com/lp/flights/san/pus/san-diego-to-busan) - [Flights from Kaohsiung (KHH) to Busan (PUS)](https://www.expedia.com/lp/flights/khh/pus/kaohsiung-to-busan) - [Flights from Boston (BOS) to Busan (PUS)](https://www.expedia.com/lp/flights/bos/pus/boston-to-busan) - [Flights from Washington (IAD) to Busan (PUS)](https://www.expedia.com/lp/flights/iad/pus/washington-to-busan) - [Flights from Dhaka (DAC) to Busan (PUS)](https://www.expedia.com/lp/flights/dac/pus/dhaka-to-busan) - [Flights from Salt Lake City (SLC) to Busan (PUS)](https://www.expedia.com/lp/flights/slc/pus/salt-lake-city-to-busan) - [Flights from Newark Liberty Intl. 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[Flights from Detroit (DTW) to Busan (PUS)](https://www.expedia.com/lp/flights/dtw/pus/detroit-to-busan) - [Flights from Minneapolis (MSP) to Busan (PUS)](https://www.expedia.com/lp/flights/msp/pus/minneapolis-to-busan) - [Flights from Angeles City (CRK) to Busan (PUS)](https://www.expedia.com/lp/flights/crk/pus/angeles-city-to-busan) - [Flights from Tsushima (TSJ) to Busan (PUS)](https://www.expedia.com/lp/flights/tsj/pus/tsushima-to-busan) - [Flights from Pittsburgh (PIT) to Busan (PUS)](https://www.expedia.com/lp/flights/pit/pus/pittsburgh-to-busan) - [Flights from Tampa (TPA) to Busan (PUS)](https://www.expedia.com/lp/flights/tpa/pus/tampa-to-busan) - [Flights from Shanghai (PVG) to Busan (PUS)](https://www.expedia.com/lp/flights/pvg/pus/shanghai-to-busan) - [Flights from Los Angeles (LAX) to Busan (PUS)](https://www.expedia.com/lp/flights/lax/pus/los-angeles-to-busan) - [Flights from Toronto (YYZ) to Busan (PUS)](https://www.expedia.com/lp/flights/yyz/pus/toronto-to-busan) - [Flights from Naha (OKA) to Busan (PUS)](https://www.expedia.com/lp/flights/oka/pus/naha-to-busan) - [Flights from Gwangju (KWJ) to Busan (PUS)](https://www.expedia.com/lp/flights/kwj/pus/gwangju-to-busan) - [Flights from Seoul (SEL) to Busan (PUS)](https://www.expedia.com/lp/flights/sel/pus/seoul-to-busan) - [Flights from Tokyo (HND) to Busan (PUS)](https://www.expedia.com/lp/flights/hnd/pus/tokyo-to-busan) - [Flights from Kathmandu (KTM) to Busan (PUS)](https://www.expedia.com/lp/flights/ktm/pus/kathmandu-to-busan) - [Flights from Beijing (PEK) to Busan (PUS)](https://www.expedia.com/lp/flights/pek/pus/beijing-to-busan) - [Flights from Panama City (PTY) to Busan (PUS)](https://www.expedia.com/lp/flights/pty/pus/panama-city-to-busan) - [Flights from Vancouver (YVR) to Busan (PUS)](https://www.expedia.com/lp/flights/yvr/pus/vancouver-to-busan) - [Flights from Sapporo (CTS) to Busan (PUS)](https://www.expedia.com/lp/flights/cts/pus/sapporo-to-busan) - [Flights from Qingdao (TAO) to Busan (PUS)](https://www.expedia.com/lp/flights/tao/pus/qingdao-to-busan) - [Flights from New York (JFK) to Busan (PUS)](https://www.expedia.com/lp/flights/jfk/pus/new-york-to-busan) - [Flights from St. Louis (STL) to Busan (PUS)](https://www.expedia.com/lp/flights/stl/pus/st-louis-to-busan) - [Flights from Raleigh (RDU) to Busan (PUS)](https://www.expedia.com/lp/flights/rdu/pus/raleigh-to-busan) - [Flights from Washington (DCA) to Busan (PUS)](https://www.expedia.com/lp/flights/dca/pus/washington-to-busan) - [Flights from Atlanta (ATL) to Busan (PUS)](https://www.expedia.com/lp/flights/atl/pus/atlanta-to-busan) - [Flights from Hiroshima (HIJ) to Busan (PUS)](https://www.expedia.com/lp/flights/hij/pus/hiroshima-to-busan) - [Flights from Nassau (NAS) to Busan (PUS)](https://www.expedia.com/lp/flights/nas/pus/nassau-to-busan) - [Flights from Reno (RNO) to Busan (PUS)](https://www.expedia.com/lp/flights/rno/pus/reno-to-busan) - [Flights from Singapore (SIN) to Busan (PUS)](https://www.expedia.com/lp/flights/sin/pus/singapore-to-busan) - [Flights from Seoul (ICN) to Busan (PUS)](https://www.expedia.com/lp/flights/icn/pus/seoul-to-busan) - [Flights from Philadelphia (PHL) to Busan (PUS)](https://www.expedia.com/lp/flights/phl/pus/philadelphia-to-busan) \*Available to One Key members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/alo/pus/waterloo-to-busan en-KR: https://www.expedia.co.kr/en/lp/flights/alo/pus/waterloo-to-busan th-TH: https://www.expedia.co.th/lp/flights/alo/pus/waterloo-to-busan es: https://www.expedia.com/es/lp/vuelos/alo/pus/waterloo-a-busan en-JP: https://www.expedia.co.jp/en/lp/flights/alo/pus/waterloo-to-busan ja-JP: https://www.expedia.co.jp/lp/flights/alo/pus/waterloo-to-busan en-ID: https://www.expedia.co.id/en/lp/flights/alo/pus/waterloo-to-busan ar: https://www.expedia.sa/lp/flights/alo/pus/waterloo-to-busan fr-CA: https://www.expedia.ca/fr/lp/vols/alo/pus/waterloo-a-pusan es-ES: https://www.expedia.es/lp/vuelos/alo/pus/waterloo-a-busan id-ID: https://www.expedia.co.id/lp/flights/alo/pus/waterloo-to-busan en-SG: https://www.expedia.com.sg/lp/flights/alo/pus/waterloo-to-busan ko-KR: https://www.expedia.co.kr/lp/flights/alo/pus/waterloo-to-busan de-DE: https://www.expedia.de/lp/fluge/alo/pus/waterloo-nach-busan zh-TW: https://www.expedia.com.tw/lp/flights/alo/pus/waterloo-to-busan en-TH: https://www.expedia.co.th/en/lp/flights/alo/pus/waterloo-to-busan nl-NL: https://www.expedia.nl/lp/vluchten/alo/pus/waterloo-naar-busan en-GB: https://www.expedia.co.uk/lp/flights/alo/pus/waterloo-to-busan pt-BR: https://www.expedia.com.br/lp/voos/alo/pus/waterloo-para-busan vi-VN: https://www.expedia.com.vn/lp/flights/alo/pus/waterloo-to-busan en-IN: https://www.expedia.co.in/lp/flights/alo/pus/waterloo-to-busan it-IT: https://www.expedia.it/lp/voli/alo/pus/waterloo-a-busan en-US: https://www.expedia.com/lp/flights/alo/pus/waterloo-to-busan ```